China Aluminium Oxide Calcined Alumina for Ceramic Refractory Polishing Dielectric Filler Glass

Calcined Alumina for Grinding and Polishing
There are low sodium, medium sodium, ordinary active calcined alumina, mainly used for all kinds of products, substrates, metal polishing and so on, but also for aluminum-based refractory, industrial ceramics, inert catalyst raw materials.
Features: white powder or fine sand, with special crystal structure, uniform powder, suitable oil absorption rate, low impurity, high melting point, moderate hardness, strong self-sharpness, insoluble in water, insoluble in acid and alkali solution.
Application: widely used in grinding, stainless steel and other metal, substrate, jewelry, jade, stone and other polishing industry.

Item
Al2O3
≥(%)SiO2
≤(%)Fe2O3
≤(%)Na2O
≤(%)α- Αl2O3
≥(%)BET
(m2/g)Primary crystal size
< (μm)ATY-AF-A99.00.080.020.40904-61ATY-AF-B99.00.080.020.40904-71ATY-DF99.70.080.030.0580-1-1.5ATY-DF-A99.70.080.030.05802.5-4.01-1.5ATY-DF-Q99.70.080.030.05802.5-3.51-1.5ATY-HF-A99.00.080.020.30755-71ATY-TI-A99.20.100.020.0895-2-3ATY-JF-A98.50.080.02---1

FAQ
Q: Are you factory?
A: Yes, we are factory.
Q: How is your quality?
A: We have top grade production equipment and precision measuring instruments and we alsohave engineers and technicians carry out quality control.
Q: Can you supply free samples?
A: 1kgs free sample is available, but freight charges will be at your account, The charges will be return to you or deduct from your order in the future.
Q: What about the payment?
100% T/T in advance, 30% T/T in advance, the balance 70% against the B/L copy, Irrevocable L/C at sight
Q: The MOQ is?
A: MOQ is usually 1 ton, special products can be coordinuted with each other.
Q: Can I visit your factory?
A: Yes, we welcome you to visit our factory at anytime
Q: How about your delivery time?
A: Usually the shipment is within 15 days after confirming receipt of your payment, some products maybeneed longer time.